SKU: Eaton-289018
NH fuse base, 630A, 630A/500V, 500A/690V, NH3
Low-voltage h.b.c. fuse base, rated operational current 630A, max. fuse-link 630A/500V - 500A/690V, frame size NH3
| Product range | Fuse Bases |
| Basic function | NH fuse base |
| Number of poles | 3 pole |
| Rated operational current [Ie] | 630 A |
| 500 V | 630 A |
| 690 V | 500 A |
| Frame size | NH3 |
| Standards | IEC/EN 60 269-2-1; VDE0636-201 |
| Climatic proofing | Damp heat, constant, to IEC 60068-2-78 Damp heat, cyclic, to IEC 60068-2-30 |
| Ambient temperature | -20 - +55 °C |
| Ambient temperature | -25 - +55 |
| Altitude | Max. 2000 m |
| Mounting position | Vertical or horizontal |
| Overvoltage category/pollution degree | III/3 |
| Degree of protection, from the front >Operational state |
IP00 |
| Direction of incoming supply | as required |
| Weight | 2.7 kg |
| Rated operational voltage [Ue ] | 690 V AC |
| Rated operational voltage [Ue] | 440 V DC |
| Rated operational current [Ie] | 630 A |
| Rated frequency [f] | 40 - 60 Hz |
| Heat dissipation at Ith AC, without NH-SE | 52 W |
| Heat dissipation at Ith DC, without NH-SE | 34.7 W |
| Rated insulation voltage [Ui] | 750 V AC |
| Rated insulation voltage [Ui ] | 750 V |
| Frame size | NH3 |
| Max. rated current, gL/gG | 630 A |
| Max. admissible heat dissipation NH-SE [Pv] | 48 W |
| Flange connection >Bolt diameter [d] |
M10 mm |
| Flange connection >Cable lug |
1 x 25 - 300 mm2 |
| Flange connection >Flat busbar [max.] |
40 x 10 mm |
| Flange connection >Tightening torque |
30 - 35 Nm |
| Box terminal >Stranded |
25 - 300 mm2 |
| Box terminal >Flat conductor [Lamellenzahl x Breite x Dicke ] |
11 x 21 x 1 mm |
| Box terminal >Tightening torque |
23 Nm |
| Clamp-type terminal >Stranded |
120 - 300 mm2 |
| Clamp-type terminal >Tightening torque |
11 Nm |
| Double clamp-type terminal >Stranded |
2 x 120 … 240 mm2 |
| Double clamp-type terminal >Tightening torque |
11 Nm |
| Operating ambient temperature min. | -25 °C |
| Operating ambient temperature max. | +55 °C |
| Construction size | NH3 |
| Number of poles | 3 |
| Rated current | 630 A |
| Bus-mounting type | No |
| Swivelling mechanism | No |
Tüm hakları saklıdır. Mnelko Endüstriyel San. ve Tic.Ltd.Şti. 2024